Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface, showing our new design; and,

FIG. 2 is a second image thereof.

The appearance of the transitional image sequentially transitions between the images shown in FIGS. 1-2. The process or period in which one image transitions to another image forms no part of the claimed design.

The broken line showing, in all values, of graphical user interface elements is included for the purpose of illustrating portions of the article and forms no part of the claimed design. The edge of the display screen or portion thereof is understood to be flush with edge of the claimed surface, as demarcated by tonal fill. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 